Structure-improving hair care agents

Abstract

There are provided topical hair care compositions for improving the structure and strength of hair keratin and the fastness to washing of hair colors which contain vitamin B6 derivatives of the formula (1) or physiologically compatible salts thereof.

What is claimed is:  
     
       1. A method for improving the structure and strength of hair keratin that is damaged by an oxidizing or reducing treatment and the fastness to washing of hair colors which comprises the steps of: 
       applying to the hair keratin a topical application of a preparation containing a vitamin B6 derivative selected from the group consisting of pyridoxal, pyridoxal-5-phosphate and pyridoxamine  
       or one of the corresponding physiologically compatible salts thereof, after the application of the oxidizing or reducing treatment, and then, rinsing the preparation from the hair keratin. 
     
     
       2. The method of  claim 1  wherein the vitamin B6 derivative is present in the preparation in an amount of 0.05 to 2% by weight of the preparation. 
     
     
       3. The method of  claim 2 , wherein the preparation is used as a hair care lotion after oxidative coloring or for permanent wave fixing. 
     
     
       4. The method of  claim 2  further comprising 1 to 10% by weight of emulsified oil, fatty or wax components, and 0.1 to 5% by weight of a cationic surfactant. 
     
     
       5. The method of  claim 1  further comprising a protection factor in the form of a UV absorber.